MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Colitis
Inflammation of the large intestine (the colon). There are many forms of colitis, including ulcerative, Crohn's, infectious, pseudomembranous, and spastic. For example, intermittent rectal bleeding, crampy abdominal pain and diarrhea can…
Read the definitionRandom terms
Show more- MAO inhibitor Monoamine oxidase inhibitor. One of a potent class of medications used to treat depression.
- Pax3 One in a family of Pax genes involved in regulating embryonic development at the level of transcription. The…
- Romano-Ward syndrome See: Long QT syndrome
- Microtubule motor protein A protein that plays a role in spindle assembly and function or in chromosome movement during meiosis or…
- Prothrombin mutation G20210A A common genetic risk factor for thrombosis (clots) including deep venous thrombosis (DVT). This mutation in…
- Coronary artery spasm A spasm (a sudden constriction) of one of the coronary arteries depriving the (myocardium (the heart muscle)…
- Reperfusion The restoration of blood flow to an organ or tissue. After a heart attack, an immediate goal is to quickly…
- Paleolithic diet The Paleolithic diet is a weight loss plan based upon the premise of consuming only those foods available…
- Chargaff rule The rule that in DNA there is always equality in quantity between the bases A and T and between the bases G…
- Plasmapheresis A procedure designed to deplete the body of blood plasma (the liquid part of the blood) without depleting the…
- Anesthetic, local An anesthetic that causes loss of feeling in a small part of the body
- Lingelsheimia A group of bacteria named after W. von Lingelsheim. Now known as Acinetobacter. See: Acinetobacter